Home / 50,956.80-70,306.56-28,600.32

Finding the Fourth Proportional to 50,956.80, 70,306.56 and 28,600.32

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Solution

The fourth proportional to 50,956.80, 70,306.56 and 28,600.32 is: 39,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,956.80 : 70,306.56 = 28,600.32 : x
  2. Step 2: Convert to fraction form
    50,956.80/70,306.56 = 28,600.32/x
  3. Step 3: Cross multiply
    50,956.80x = 70,306.56 × 28,600.32
  4. Step 4: Simplify right side
    50,956.80x = 2,010,790,114.10
  5. Step 5: Solve for x
    x = 2,010,790,114.10/50,956.80
  6. Step 6: Final answer
    x = 39,460.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.